Banishing Knack

Until end of turn, target creature gains "{T}: Return target nonland permanent to its owner's hand."

Ornithopter

Dark Ritual

Lotus Petal

{T}, Sacrifice this artifact: Add one mana of any color.

Spidersilk Net

Equipped creature gets +0/+2 and has reach. (It can block creatures with flying.)
Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Dispel

Mirran Spy

Flying
Whenever you cast an artifact spell, you may untap target creature.

Retraction Helix

Island

Impact Tremors

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

Mountain

Swamp

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Index

Look at the top five cards of your library, then put them back in any order.

Golem Foundry

Whenever you cast an artifact spell, you may put a charge counter on this artifact.
Remove three charge counters from this artifact: Create a 3/3 colorless Golem artifact creature token.